What are the disadvantages of the linear regulator? how are they overcome in the switching regulator? What is continuous and discontinuous mode switching regulator?
Last Answer : Disadvantages of the linear regulator: Linear regulator waste power in the form of heat. Linear regulator has very low efficiency. Linear regulator cannot be used for the step ... between continuous mode and discontinuous mode switching regulator.
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Feb 11, 2018
by
anonymous
Enlist names of regulator IC’s .
Last Answer : 1. Fixed Voltage Regulators IC - a. Positive voltage regulator IC’s - 78XX series eg. 7805, 7812 etc. b. Negative voltage regulator IC’s - 79XX series eg. 7905, 7912 etc. 2. Adjustable Voltage Regulator - LM317 is example of positive adjustable voltage regulator.
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68 views
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Sep 5, 2018
by
anonymous
What is regulator ? State its need.
Last Answer : A voltage regulator is a circuit or device designed to deliver a constant voltage at its output regardless of changes in ac supply voltage and load current. Need:- A voltage regulator is one ... unexpected result or damage one of the components in the circuit, hence voltage regulator is needed.
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1 answer
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Sep 5, 2018
by
anonymous
Last Answer : It is simply variable resistance create opposition to flow of current and decrease or increase the speed of fan
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Sep 7, 2017
by
anonymous
Describe the functional pin diagram of regulator IC 78XX and 79XX.
Last Answer : IC 78XX: Explanation: 78XX series of IC regulators is representative of three terminal devices that are available with several fixed positive output voltages. It has three terminals labeled ... can also use 25μF aluminum electrolytic capacitor. Values given may be increased without limit.
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777 views
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Jul 24, 2019
by
anonymous
A zener voltage regulator has load requirements of 12 V and 2 A. The zener diode minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is the required value of series resistance with source? A) 5.45 Ω B) 6 Ω C) 7.2 Ω D) 6.38 Ω
Last Answer : A zener voltage regulator has load requirements of 12 V and 2 A. The zener diode minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is the required value of series resistance with source? A) 5.45 Ω B) 6 Ω C) 7.2 Ω D) 6.38 Ω
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2.7k views
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Jun 18, 2018
by
anonymous
Last Answer : The voltage regulation in magnetic amplifier type voltage regulator is effected by varying the reactance.
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106 views
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Mar 20, 2018
by
anonymous
What are ‘Linear actuators’ ? State applications.
Last Answer : What are ‘Linear actuators’ ? State applications.
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2 answers
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Aug 10, 2019
by
anonymous
Linear and non-linear device
Last Answer : Linear and non-linear device
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May 16, 2019
by
anonymous
Which of the following converts linear displacement from a mechanical reference into a proportional electrical signal containing phase and amplitude information? A) CRO B) LVDT C) RVDT D) None of these
Last Answer : Which of the following converts linear displacement from a mechanical reference into a proportional electrical signal containing phase and amplitude information? A) CRO B) LVDT C) RVDT D) None of these
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1 answer
asked
Apr 29, 2018
by
anonymous
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2x-y+3z=9 Y-z=-1 X+y-z=0
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A linear network has a current input 4cos(ω t + 20º)A and a voltage output 10 cos(ωt +110º) V. Determine the associated impedance.
Last Answer : Solution
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Apr 1, 2020
by
anonymous
Last Answer : https://youtu.be/fgQTs-1hq7Q
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1 answer
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Mar 19, 2020
by
anonymous
Linear algebra problem: Rank of a matrix
Last Answer : Linear algebra problem: Rank of a matrix https://youtu.be/b7tPLA3_y6Y
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Jul 26, 2019
by
anonymous
Linear algebra problem: The determinant of the matrix
Last Answer : Answer : Linear algebra problem: The determinant of the matrix
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Jul 26, 2019
by
anonymous
Linear Algebra Problem the solution to the system of equations
Last Answer : Linear Algebra Problem the solution to the system of equations https://youtu.be/y_FlupirxZM
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111 views
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Jul 26, 2019
by
anonymous
Linear Algebra Problem 2
Last Answer : https://youtu.be/zAPDYO0q-9w Linear Algebra Problem 2
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Jul 25, 2019
by
anonymous
Linear Algebra Problem The product of eigen values of the matrix
Last Answer : Linear Algebra Problem The product of eigen values of the matrixhttps://youtu.be/JGcynUZFQ78
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112 views
1 answer
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Jul 25, 2019
by
anonymous
A system is linear if and only if it satisfies
Last Answer : A system is linear if and only if it satisfies principle of superposition and principle of homogeneity
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114 views
1 answer
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May 3, 2018
by
anonymous
A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled then the voltage across each resistor will
Last Answer : A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled then the voltage across each resistor will not change
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313 views
1 answer
asked
Apr 29, 2018
by
anonymous
The power flow problem mathematical model for a linear transmission network (A) is non-linear (B) is linear (C) considers time variation of generation (D) does not consider tap-changing transformers
Last Answer : The power flow problem mathematical model for a linear transmission network is non-linear
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1 answer
asked
Apr 28, 2018
by
anonymous
What do you mean by linear convolution?
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Mar 11, 2018
by
anonymous
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Is a convolution linear?
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Mar 11, 2018
by
anonymous
What is the difference between linear and nonlinear electrical loads?
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1.1k views
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Mar 10, 2018
by
anonymous
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What is a non linear load?
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Mar 10, 2018
by
anonymous
Why do non linear loads cause harmonics?
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Mar 10, 2018
by
anonymous
write short notes on Linear motor.
Last Answer : Normal electrical motor produces rotatory motion same the linear motor produces linear motion. Linear motors have low efficiency. Linear motor can directly produce straight line motion linear motor do not required gears or crank shaft to produce linear motion.
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74 views
1 answer
asked
Oct 28, 2017
by
anonymous
Linear Time Invariant (LTI) System
Last Answer : Linear Time Invariant System Linear system means a system which possesses the property of superposition. Time invariant system means its behavior and characteristics are fixed over time. Before ... from the impulse response. Impulse response is related to frequency response via Fourier transform.
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416 views
1 answer
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Aug 9, 2017
by
anonymous
2000 The rank of matrix is
Last Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
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180 views
2 answers
asked
Sep 5, 2019
by
anonymous
What is a linear voltage regulator?
Last Answer : Series or linear regulator uses a power transistor connected in series between the unregulated dc input and the load and it conducts in the linear region .The output voltage is controlled by the continous voltage drop taking place across the series pass transistor.
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1 answer
…Hi, When we supply the microcontroller we use 12V step down transformer> rectifier> filter> 5V voltage regulator. Why not use? 5V transformer> rectifier>filter only. And what voltage regulator will do in our microcontroller?
Last Answer : The powering supply voltage to a microcontroller is 5v if you use a 5v transformer if there is loss of power your output voltage will be drop in the rectifier and there will be change in voltage these can be overcome using a regulator it will give a constant output
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209 views
1 answer
Explain with circuit diagram operation of zener diode as a voltage regulator.
Last Answer : The function of a regulator is to provide a constant output voltage to a load connected in parallel with it in spite of the ripples in the supply voltage or the variation in the load ... V0 = VZ is obtained across RL, whenever the input voltage remains within a minimum and maximum voltage.
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1.4k views
5 answers
asked
Sep 2, 2018
by
anonymous
Thyristor controlled phase angle regulator
Last Answer : Thyristor controlled phase angle regulator
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196 views
1 answer
asked
Oct 12, 2017
by
pavan
Can I reset the regulator on my gas grill?
Last Answer : Sounds like the burner is not getting enough air, try cleaning the port where the air and gas mix. Look for little creepy crawlers in the port.
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0 views
1 answer
asked
Mar 5
by
anonymous
What are the symptoms of a failed fuel pressure regulator on a 1988 Mercury Cougar with a 3.8L MPI (multi port injection) V6 engine?
Last Answer : Okay I’m shooting from the hip; car runs rough, stalls when coming to a stop, tailpipe is blackened and dark smoke comes out, oil smells like gasoline and gas mileage has dropped.
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1 answer
asked
Mar 2
by
anonymous
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Ethephon as a plant-growth regulator. -Biology
Last Answer : answer:
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1 answer
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Feb 2
by
anonymous
Ethephon as a plant-growth regulator. -Biology
Last Answer : answer:
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1 answer
asked
Feb 2
by
anonymous
How do you check a pressure regulator on a gas furnace?
Last Answer : Fuel efficiency in a gas furnace is measured in AFUE (Annual Fuel Utilization Efficiency). Furnaces primarily run on natural gas or electricity. Furnaces that are used to boil water are called ... These furnaces consisted of cast-iron or riveted-steel heat exchangers built within an outer shell of
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1 answer
asked
Feb 1
by
anonymous
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What is voltage voltage regulator IC ?
Last Answer : : All the ICs that are used to regulate or control the voltage are called voltage regulator ICs. The function of the voltage regulator IC is to regulate the voltage. E.g. IC 7805.
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0 views
1 answer
asked
Jan 28
by
anonymous
What is a Cylinder Regulator ?
Last Answer : Regulators that control only the gas pressure and working pressure of a single cylinder are called cylinder regulators. They are named after the specific gas used to control the cylinders . Such as- oxygen regulator , acetylene regulator , argon regulator etc.
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1 answer
asked
Jan 28
by
anonymous
What is meant by unnatural regulator of population distribution ?
Last Answer : Man-made regulators, such as those attracted by infrastructural development , industrialization, etc., when people settle in a region , are called unnatural regulators of population distribution. The ... there are more opportunities for education , culture , etc. , the population also increases.
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2 views
1 answer
asked
Jan 28
by
anonymous
how to replace fuel regulator 300 6 cyl on a 1989 ford pickup
Last Answer : Need Answer
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1 view
1 answer
asked
Jan 24
by
anonymous
Is fixing a gas regulator by own safe?
Last Answer : Yes. before fixing the regulator you have to check any smell of gas or any leakage through the nozzle which is at the top of the cylinder. If smell is not there means you can fix the regulator.
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1 answer
asked
Jan 23
by
anonymous
How Do I test my LPG Regulator?
Last Answer : Once you have fixed the lpg regulator with you cylinder, you can check it by lighting a lighter and slowly taking it towards the regulator ( but be very careful ) if the flame increases suddenly. then there might be a gas leak.. Don't try the above step casually. Be carefull !!
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1 answer
asked
Jan 23
by
anonymous
Do all LPG gas appliances need a regulator?
Last Answer : Yes a regulator needs to be installed at the source of gas supply. Example: Gas Grill, the gas supply must be regulated to keep pressure at a prescribed pressure for safety and also for grill ... gas to flow to appliance at a set pressure. Because tank pressure will vary dependant on temperature.
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1 answer
asked
Jan 23
by
anonymous
Why my LPG regulator doesn't fit a cylinder?
Last Answer : The issue may be due to regulator or the cylinder compatibility. It usually comes with 20 or 21 mm. The regulator need to be connected to the bottle before proceeding to the heater. The regulator needs to be pressed into the cylinder valve to get connected firmly.
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1 answer
asked
Jan 23
by
anonymous
How often does an LPG regulator need to be changed?
Last Answer : Fifteen years is the industry standard but twentyfive years is usually the manufacturer recommended amount of time . Please feel free to e mail me with any further questions or answers is this a ... regulator or a regulator for propane going into the home from the larger tank supplying your home
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1 answer
asked
Jan 23
by
anonymous
After how long the regulator of LPG gas should be changed?
Last Answer : Hi there, My name is Nesim and today I will try to answer your question: "After how long the regulator of LPG gas should be changed". Now, regulator is the main part of your LPG gas ... agency people because they should be able to help you out. Hope this answers your question, Best regards, Nesim
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1 answer
asked
Jan 23
by
anonymous
It is the regulator of the securities market in India.
Last Answer : Identify and explain the concepts from the given illustration: It is the regulator of the securities market in India.
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Select the correct option from the bracket: Group ‘A’ - (1) Regulator of Securities Market
Last Answer : Select the correct option from the bracket: Group A' Group B' (1) Regulator of Securities ... of NCLT (NCLAT, Administers Companies Act, SEBI)
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